Finding the Fourth Proportional to 2,102,637.28, 2,901,640.60 and 1,135,767.57
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Solution
The fourth proportional to 2,102,637.28, 2,901,640.60 and 1,135,767.57 is: 1,567,359.87
Step by Step Solution
- Step 1: Write the proportion equation
2,102,637.28 : 2,901,640.60 = 1,135,767.57 : x - Step 2: Convert to fraction form
2,102,637.28/2,901,640.60 = 1,135,767.57/x - Step 3: Cross multiply
2,102,637.28x = 2,901,640.60 × 1,135,767.57 - Step 4: Simplify right side
2,102,637.28x = 3,295,589,287,596.50 - Step 5: Solve for x
x = 3,295,589,287,596.50/2,102,637.28 - Step 6: Final answer
x = 1,567,359.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.